:root {
  --brand-navy: #0B2158;
  --brand-navy-light: #1B3A7A;
  --brand-gold: #C99A3D;
  --brand-gold-light: #E0AB43;
  --brand-orange: #E96F2C;
  --brand-bg: #F4F5F9;
}

body {
  background-color: var(--brand-bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.app-navbar {
  background: linear-gradient(90deg, var(--brand-navy) 0%, var(--brand-navy-light) 100%);
  border-bottom: 3px solid var(--brand-gold);
}

.app-navbar .brand-text {
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--brand-gold-light);
}

.app-navbar .nav-link {
  color: #dfe6f5;
}

.app-navbar .nav-link:hover,
.app-navbar .nav-link:focus {
  color: var(--brand-gold-light);
}

.role-badge {
  background-color: var(--brand-gold);
  color: var(--brand-navy);
  text-transform: uppercase;
  font-size: 0.7rem;
}

.card {
  border: none;
  border-radius: 0.6rem;
  box-shadow: 0 1px 4px rgba(11, 33, 88, 0.08);
}

.card-header {
  background-color: transparent;
  border-bottom: 1px solid rgba(11, 33, 88, 0.08);
  font-weight: 600;
  color: var(--brand-navy);
}

.stat-card .stat-value {
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--brand-navy);
}
.stat-card .stat-label {
  color: #6c757d;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.stat-card .stat-icon {
  font-size: 1.5rem;
  color: var(--brand-gold);
}

table.table thead {
  background-color: var(--brand-navy);
  color: #fff;
}
table.table thead th {
  border-color: var(--brand-navy);
  font-weight: 600;
}

.low-stock-row {
  background-color: #fff3cd;
}

.btn-primary {
  background-color: var(--brand-navy);
  border-color: var(--brand-navy);
}
.btn-primary:hover, .btn-primary:focus {
  background-color: var(--brand-navy-light);
  border-color: var(--brand-navy-light);
}

.btn-gold {
  background-color: var(--brand-gold);
  border-color: var(--brand-gold);
  color: #fff;
}
.btn-gold:hover {
  background-color: var(--brand-gold-light);
  border-color: var(--brand-gold-light);
  color: #fff;
}

.btn-accent {
  background-color: var(--brand-orange);
  border-color: var(--brand-orange);
  color: #fff;
}
.btn-accent:hover {
  background-color: #d15e1e;
  border-color: #d15e1e;
  color: #fff;
}

a { color: var(--brand-navy-light); }
a:hover { color: var(--brand-orange); }

.page-title {
  color: var(--brand-navy);
  font-weight: 700;
}

.vertical-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
  color: #fff;
}

/* Login page */
.login-card {
  max-width: 380px;
  margin: 4rem auto;
}
.login-card img {
  max-height: 110px;
}

/* Printable bill */
.bill-paper {
  max-width: 680px;
  margin: 0 auto;
  background: #fff;
  padding: 2rem;
  border-radius: 0.5rem;
  box-shadow: 0 1px 6px rgba(11, 33, 88, 0.12);
}
.bill-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  border-bottom: 3px solid var(--brand-gold);
  padding-bottom: 1rem;
  margin-bottom: 1rem;
}
.bill-header img { height: 64px; }
.bill-header .shop-name {
  font-weight: 800;
  color: var(--brand-navy);
  font-size: 1.3rem;
}
.bill-number-badge {
  background-color: var(--brand-navy);
  color: #fff;
  padding: 0.2rem 0.6rem;
  border-radius: 0.3rem;
  font-weight: 700;
  letter-spacing: 0.03em;
}

.app-footer {
  background: var(--brand-navy);
  color: #cfd8ec;
  padding: 0.9rem 1rem;
  border-top: 3px solid var(--brand-gold);
  font-size: 0.85rem;
  margin-top: auto;
}

@media print {
  .app-navbar, .app-footer, .no-print, .alert { display: none !important; }
  body { background: #fff; display: block; }
  .bill-paper { box-shadow: none; }
}